<template>
  <div>
    <el-upload
      class="avatar-uploader"
      action="#"
      :show-file-list="false"
      :http-request="httpRequest"
    >
      <img v-if="imageUrl" :src="imageUrl" class="avatar">
      <i v-else class="el-icon-plus avatar-uploader-icon" />
    </el-upload>
  </div>
</template>
<script>
export default {
  props: {
    src: {
      type: String,
      default: ''
    }
  },
  data() {
    return {
    //   imageUrl: ''
      imageUrl: this.src
    }
  },
  created() {
    console.log('父组件传递过来的值', this.src)
  },
  methods: {
    httpRequest(val) {
      console.log(val)
      this.imageUrl = URL.createObjectURL(val.file)
    }
  }
}
</script>
<style>
  .avatar-uploader .el-upload {
    border: 1px dashed #d9d9d9;
    border-radius: 6px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
  }
  .avatar-uploader .el-upload:hover {
    border-color: #409EFF;
  }
  .avatar-uploader-icon {
    font-size: 28px;
    color: #8c939d;
    width: 178px;
    height: 178px;
    line-height: 178px;
    text-align: center;
  }
  .avatar {
    width: 178px;
    height: 178px;
    display: block;
  }
</style>
